Cov yam ntxwv ntawm Magnet
Sib nqus gradient:Tus nqi ntawm kev hloov pauv ntawm lub zog sib nqus los yog qhov hloov pauv ntawm qhov sib nqus ntawm qhov sib nqus hauv ib chav nyob deb (piv txwv li, 1 cm). Lub degree ntawm inhomogeneity ntawm magnetic teb yuav ntsuas los ntawm magnetic teb gradient. Raws li pom hauv daim duab hauv qab no, kev faib cov kab sib nqus hauv cov kab sib nqus tsis sib xws, tab sis kev faib tawm ntawm cov kab hlau nplaum hauv ib qho chaw sib nqus tsis sib xws. Qhov loj dua qhov sib nqus gradient, nws yooj yim dua rau adsorb.
Pull Force:Lub zog adsorption ntawm ib yam khoom ferromagnetic nyob rau hauv magnetic teb feem ntau yog hais nyob rau hauv kg los yog Newton raws li ib tug unit ntawm magnetic quab yuam. Feem ntau siv lub tensile tester los kuaj.
Magnet coercive quab yuam:Kuj tseem hu ua coercivity lossis coercivity, nws yog ib qho ntawm cov yam ntxwv ntawm cov khoom siv hlau nplaum thiab hais txog lub zog hlau nplaum uas yuav tsum tau txo qhov kev sib nqus mus rau xoom tom qab cov khoom sib nqus tau magnetized rau magnetic saturation. Coercivity sawv cev rau lub peev xwm ntawm cov khoom sib nqus los tiv thaiv demagnetization. Nws yuav raug sawv cev los ntawm lub cim ntawm HC, thiab chav tsev yog A / m (International standard system) los yog Oe (gauss unit system).
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